@jupyterlab/jlab-hide-code

JuypterLab extension: Adds two buttons to the notebook toolbar to hide/unhide all code cells

Prerequisites

npm install
npm run build
npm pack ./
jupyter labextension install *.tgz

Both buttons are automatically placed at the top right side in the notebook toolbar.

npm install
npm run build
jupyter labextension install .

npm run build
jupyter lab build